| Turnpoint | Distance | Direction | Observation zone |
|---|---|---|---|
| HB start north | 5.39 km | 189.0° | enum.label.result_status.next, R=5.00 km, Angle=90.0°, Max.alt. is 1.34 km |
| Charwelton | 34.98 km | 205.8° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Northampton West | 16.35 km | 79.2° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Uppingham N | 45.31 km | 25.8° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| Thrapston | 26.60 km | 149.0° | enum.label.result_status.symmetric, Rmin=0.50 km, Rmax=10.00 km, Angle=180.0°, Cylinder R=0.50 km |
| HBX-HB Finish Ring | 32.58 km | 278.6° | Cylinder R=3.00 km |
| Total: | 155.82 km | ||